The U.S. aircraft register, updated daily
Who holds what · as the FAA records the name

Sip Technical Services INC

Named as the FAA publishes it on its approvals.

Holds 2 approved modifications, most of them for the Boeing 757. FAA spelling: SIP Technical Services Inc.

Approved modifications 2 · newest first

Boeing 757 1Boeing 737 1
2014-11-04ST09067SC · Structural provisions for CMA-2012 high gain antenna. · 757-200
2000-09-22ST09148SC · Installation of a Honeywell MCS-3000 satellite communications system and a Tecom T-4000 top mount antenna. · 737-300 Series

Source: FAA Dynamic Regulatory System (type certificate data sheets, supplemental type certificates, parts manufacturer approvals, technical standard order authorisations). An organisation's name is as the FAA spelled it on each record; related spellings are separate pages.